{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"41515c273a57","name":"PISTON KIT 11-14 ZX10R KAW, WOSSNER K8832D200-4 FULL SET, KAWASAKI ROAD","sku":"56-W9809.78.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":793.43,"formatted":"£793.43"},"summary":"Wossner piston kit with 78mm bore and 2.00mm oversize for Kawasaki ZX10R models from 2011 onward. Precision-forged in Germany for high-performance engines, offering superior strength, heat dissipation, and stability under thermal expansion. Features an elliptical profile for even load distribution, reducing stress and preventing piston collapse. Forged construction for enhanced strength and performance. Designed for effective heat transfer from the combustion chamber to the cylinder walls. Elliptical shape maintains a uniform bearing surface under expansion. Even thrust load distribution reduces the risk of piston failure. Manufactured in Germany. Specifications include: Bore: 78mm (+2.00mm Oversize), Actual bore: 77.94mm, Display volume: 998 cm³, Stroke: 55.00mm, Clearance: 0.06mm, Wossner compression ratio: 13.50:1, OEM compression ratio: 13.00:1, Dome volume: -3.00 cm³, Compression height: 22.70mm, Lock Part Number: CW17, Pin Part Number: WP038, Ring Set Part Number: 780XAS. Cross-reference OEM Part Numbers: 56-W9809.78.WO, K8832D200-4. Weight: 1358g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"258794"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock57740_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock57740_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock57740_2.jpg"],"description":"Wossner piston kit with 78mm bore and 2.00mm oversize for Kawasaki ZX10R models from 2011 onward. Precision-forged in Germany for high-performance engines, offering superior strength, heat dissipation, and stability under thermal expansion. Features an elliptical profile for even load distribution, reducing stress and preventing piston collapse. Forged construction for enhanced strength and performance. Designed for effective heat transfer from the combustion chamber to the cylinder walls. Elliptical shape maintains a uniform bearing surface under expansion. Even thrust load distribution reduces the risk of piston failure. Manufactured in Germany. Specifications include: Bore: 78mm (+2.00mm Oversize), Actual bore: 77.94mm, Display volume: 998 cm³, Stroke: 55.00mm, Clearance: 0.06mm, Wossner compression ratio: 13.50:1, OEM compression ratio: 13.00:1, Dome volume: -3.00 cm³, Compression height: 22.70mm, Lock Part Number: CW17, Pin Part Number: WP038, Ring Set Part Number: 780XAS. Cross-reference OEM Part Numbers: 56-W9809.78.WO, K8832D200-4. Weight: 1358g.","descriptionMarkdown":"### Wossner Oversized Piston Kit 78mm Bore for Kawasaki ZX10R\n\nEnhance the performance and durability of your Kawasaki ZX10R with this precision-engineered Wossner piston kit. Featuring a 78mm bore, this kit is an oversized (+2.00mm) replacement designed for high-performance applications.\n\n**Key Features:**\n\n\t\n- Forged Construction: Precision-forged in Germany, this piston offers superior strength, enhanced heat dissipation, and excellent stability under thermal expansion, ensuring reliable performance in demanding conditions.\n\t\n- Elliptical Profile: The unique elliptical shape of the piston allows for even load distribution. This reduces stress on the piston and cylinder walls, preventing piston collapse and prolonging engine life.\n\t\n- Optimized Heat Transfer: Engineered for effective heat transfer from the combustion chamber to the cylinder walls, contributing to overall engine efficiency and longevity.\n\t\n- Even Thrust Load Distribution: The design ensures uniform bearing surface under expansion and even thrust load distribution, minimizing the risk of piston failure.\n\t\n- High-Performance Specifications: This kit offers a Wossner compression ratio of 13.50:1, an increase from the OEM 13.00:1 ratio, for a noticeable power boost.\n\n**Specifications:**\n\n\t\n- Bore: 78mm (+2.00mm Oversize)\n\t\n- Actual Bore: 77.94mm\n\t\n- Display Volume: 998 cm&sup3;\n\t\n- Stroke: 55.00mm\n\t\n- Clearance: 0.06mm\n\t\n- Wossner Compression Ratio: 13.50:1\n\t\n- OEM Compression Ratio: 13.00:1\n\t\n- Dome Volume: -3.00 cm&sup3;\n\t\n- Compression Height: 22.70mm\n\t\n- Lock Part Number: CW17\n\t\n- Pin Part Number: WP038\n\t\n- Ring Set Part Number: 780XAS","weightGrams":null,"fitments":[],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Pistons & Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/pistons-kits"}],"links":{"page":"https://www.2brosparts.com/products/piston-kit-11-14-zx10r-kaw-wossner-k8832d200-4-full-set-kawasaki-road","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/41515c273a57:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/41515c273a57:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. 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Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}